From the genus name.
hyoscyamus (countable and uncountable, plural hyoscyamuses or hyoscyami)
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “hyoscyamus”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)
Borrowed from Ancient Greek ῠ̔οσκῠ́ᾰμος (huoskúamos), from ὗς (hûs, “pig”) + κῠ́ᾰμος (kúamos, “bean”).
hyoscyamus m (genitive hyoscyamī); second declension
Second-declension noun.
singular | plural | |
---|---|---|
nominative | hyoscyamus | hyoscyamī |
genitive | hyoscyamī | hyoscyamōrum |
dative | hyoscyamō | hyoscyamīs |
accusative | hyoscyamum | hyoscyamōs |
ablative | hyoscyamō | hyoscyamīs |
vocative | hyoscyame | hyoscyamī |